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Welcome to the exhibition2019.02.10
The 19th electrical Culture Festival, a grand event in the electrical industry, was grandly opened in Liushi, the "capital of electrical appliances", on February 11, 2019 (the seventh day of the first lunar month). Haina electric participated in the three-day exhibition as an e…
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2019.02.019087High and low voltage switchgear OEM
In order to facilitate production, save costs and provide better services, the company provides complete sets of electrical equipment: OEM business of high and low voltage switchgear. Founded in 2002, Haina Electric Co., Ltd. specializes in the product…
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2019.01.152337Clean environment depends on everyone
On January 15, 2019, all departments and workshops of our company are responsible for the 6S work of offices and workshops (cleaning, equipment maintenance, line inspection, etc.) to welcome the arrival of the 2019 Spring Festival with a new look. The effect…
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2018.10.091904High and low voltage switchgear - safety technical operation procedures
High and low voltage switchgear - safety technical operation procedures 1. When working on fully or partially charged panels, the maintenance equipment and operating equipment shall be separated by obvious signs. 2. The secondary winding with…
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2018.06.091556Common primary electrical components (main circuit equipment) in high and low voltage switchgear include the following equipment
Common primary electrical components (main circuit equipment) in high and low voltage switchgear include the following equipment CT for short [such as lzzbj9-10] Voltage transformer is abbreviated as pt[e.g. jdzj-10] Earthing switch [e.g. j…
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2018.03.051565Suggestions on daily maintenance of high and low voltage switchgear
1. Do a good job of insulation according to the environment Generally, the required temperature range of high and low voltage switchgear is -10 ℃ -45 ℃. If the ambient temperature is too high, the conductivity of metal parts will become low, while th…
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